LIVESTRONG.com may earn compensation through affiliate links in this story. This compound is tryptophan; the USDA reports that sweet potatoes contain 46 milligrams or 16 percent of your DV per serving. Better to flavor your tuber with fresh herbs or low-fat yogurt. Magnesium plays an essential role in nerve transmission and muscle contraction, which may be why it has been studied for its potential to prevent and treat neurological disorders, according to a review in Nutrients, published in June 2018. One medium raw potato contains 34.2 g of carbohydrates, 3.6 g of fiber, and 4 g of protein. Read a broad overview of potatoes, including information on nutrition, selection, storage, and preparation. skin. PSP cultivars are unusually high in antioxidants. Purple Sweet Potato The material appearing on LIVESTRONG.COM is for educational use only. 2020 The high anthocyanin content, the deep purple color, the flavorful, dense, and creamy flesh, a richer taste, and well-balanced sweetness make them different from other sweet potato varieties. Depression and anxiety can contribute to difficulty sleeping. Purple flesh: These potatoes have a buff-colored skin and include the Okinawan sweet potato. and are quickly gaining in popularity in the U.S. because of their unique color. In addition to being a potent antioxidant, anthocyanins may possess anti-diabetic, anti-inflammatory, anti-microbial and anti-obesity effects, in addition to helping to protect against cardiovascular disease and cancer, according to a study published in Food and Nutrition Research in August 2017. Nutritional Value Japanese purple sweet potatoes contain dietary fiber, vitamins A and C, and minerals like calcium, magnesium, potassium, and zinc. Stokes Purple® sweet potatoes are medium to large in size and are long, cylindrical, and oblong with a … They are all comparable in nutrition, so it really comes down to your personal preference for taste, texture and how you want to use them in your favorite recipe. Claudia is an expert at intuitive eating, nutrition science, and removing diets from your life. Sweet potatoes that have brown, red-orange, or white skin with orange or white flesh are native to Colombia and southern Central America. Sweet Potato Seeds, 50Pcs Purple Sweet Potato Seeds Nutrition Delicious Vegetable Bonsai Plants, Flower Seeds Plant Seeds Sweet Potato 50pcs. Chan: "The Nutrition Source: Vitamin A", Annals of Neurology : "Intakes of Vitamin C and Carotenoids and Risk of Amyotrophic Lateral Sclerosis: Pooled Results from 5 Cohort Studies", Food and Nutrition Research: "Anthocyanidins and Anthocyanins: Colored Pigments as Food, Pharmaceutical Ingredients, and the Potential Health Benefits", Preventive Nutrition and Food Science: "Antioxidant Contents and Antioxidant Activities of White and Colored Potatoes (Solanum tuberosum L.)", Academy of Nutrition and Dietetics: "5 Top Foods for Eye Health", Current Developments in Nutrition: "Dietary Consumption of Lutein and Zeaxanthin in Panama: A Cross-Sectional Study", Harvard Health: "Top Foods to Help Protect your Vision", Food & Nutrition Research: "The Influences of Purple Sweet Potato Anthocyanin on the Growth Characteristics of Human Retinal Pigment Epithelial Cells", Nutrients: "The Role of Magnesium in Neurological Disorders", MMW Fortschritte Der Medizin: "Long-Term HRV Analysis Shows Stress Reduction by Magnesium Intake", Nutrients: "Influence of Tryptophan and Serotonin on Mood and Cognition with a Possible Role of the Gut-Brain Axis", PARTNER & LICENSEE OF THE LIVESTRONG FOUNDATION. Conclusions, published in Preventive Nutrition and Food Science in June 2016, reported that all colors of potatoes were similar in polyphenol content, but the purple-fleshed potato had the highest content of anthocyanin antioxidants, while white-fleshed sweet potatoes had the lowest amount. About Food Exercise Apps Community Blog Shop Premium. Although some people think sweet potatoes and yams are the same thing, yams come from a completely different plant related to grasses and lilies. ... Purple. The Japanese sweet potato is a red- or purple-skinned, yellow-white fleshed potato that belongs to the Ipomea batata botanical family. Japanese purple sweet potatoes are used in a variety of culinary applications including desserts and snack foods and are valued for their sweet flavor and high antioxidant content. White Sweet Potato Nutrition Like all sweet potatoes (such as purple and Japanese sweet potatoes), they are an excellent source of vitamin C , vitamin B2 , vitamin B6 , and vitamin E . LIVESTRONG is a registered trademark of the LIVESTRONG Foundation. Sweet potatoes have a nutritional profile that makes them powerful allies in preventing disease and supporting overall health. There are 23 calories in 1 ounce of Chinese Purple Sweet Potato. The purple type sweet potato is packed with anthocyanins, which impart its own vibrant hue. A study published in Food & Nutrition Research in June 2015 examined the association between purple sweet potato anthocyanins and growth of human retinal pigment epithelial (RPE) cells. All types of sweet potatoes offer 5 percent of your daily value for protein per serving, along with a significant source of dietary fiber — 3.8 grams, or 15 percent of the DV — needed for keeping your digestive system functioning properly and helping to prevent constipation. These conclusions laid the foundation for further research regarding the damage-protective activities of purple potatoes on RPE cells or human vision. All trademarks, copyright and other forms of intellectual property are property of their respective owners. From the findings of the study, researchers concluded that purple sweet potato antioxidants boosted DNA synthesis and maintained cell survival and division. Similar to other root vegetables, sweet potatoes are rich in potassium. 87. Different varieties of sweet potatoes have different flavors, sizes, shapes, textures and firmness, but they basically all feature one of three flesh colors: All varieties of sweet potatoes are a healthy source of complex carbohydrates which provide your body with energy needed for the proper functioning of cells, including your brain. Like other colorful fruits and vegetables, purple potatoes’ bright color is a … After Columbus' discoveries, they were brought to Asia, and varieties with white skin and speckled pale purple flesh were developed on the Japanese island of Okinawa. With 1.5 calories per gram, the Okinawan sweet potato is considered a low-energy-dense food. With only 103 calories in a whole, cooked sweet potato, there is no fat or cholesterol — unless you smother your potato with butter or sour cream. The LIVESTRONG Foundation and LIVESTRONG.COM do not endorse Purple sweet potatoes can be found in many area Pick ‘n Save Stores, Walmart Supercenters, and Meijer Supermarkets. Sweet potatoes (Ipomoea batatas) are large, starchy, sweet-tasting tuber vegetables. 1 cup (150 g) serving of these sweet potatoes can provide 220 calories and about 1,442 retinal equivalents of vitamin A (more than 500% of the daily value). Melatonin is known to promote relaxation and sleep and is helpful as a sleep-aid medication. Carotenoids are yellow and orange pigments, synthesized by many plants, which function as a source of vitamin A (retinol) in your body. Purple Potato Information. The most common carotenoids are beta carotenes, lutein, zeaxanthin and lycopene. Sweet potato is not just only sweeten your taste buds but also good for your cardiovascular health! Leaf Group Ltd. According to Herbal Extracts Plus, the Japanese sweet potato is similar to American yams, but tastes sweeter. Copyright Policy Calorie breakdown: 0% fat, 88% carbs, 11% protein. A January 2016 review published in Nutrients examined the association of various levels of tryptophan, and its precursor serotonin, on emotion and cognitive reaction. Find nutrition facts for over 2,000,000 foods. They have a slightly sweet taste and are fairly firm inside. Another study that compared white, yellow and purple-fleshed sweet potatoes confirmed the findings. They absorb harmful high-energy light waves, such as the sun's ultraviolet rays and blue light, according to Harvard Health. Purple sweet potatoes have a creamy texture and delicate, sweeter taste than their 11 %2 gProtein. FREE Shipping. 2,000 calories a day is used for general nutrition advice. These fat-soluble compounds are found in the retina, lens and macula of your eyes. Daily Goals. This helps keep your eyes healthy as well as your immune system, … , Tryptophan is the precursor of serotonin and melatonin. Organic Purple Sweet Potatoes, 1 lb DISCLAIMER: ACTUAL PRODUCT PACKAGING AND MATERIALS MAY CONTAIN ADDITIONAL AND/OR DIFFERENT INGREDIENTS, NUTRITIONAL OR PROPER USAGE INFORMATION THAN THE INFORMATION DISPLAYED ON OUR WEBSITE. Sweet Potatoes Have Almost No Drawbacks, Unless You Have a History of Kidney Stones, 8 Warning Signs of Depression You Shouldn't Ignore, Harvard T.H. Plus, they’re loaded with electrolytes like potassium. Packed with antioxidants. An amino acid in sweet potato may be beneficial for helping you relax. 0 %--Fat. All types of sweet potatoes offer nutrient-dense benefits to your health. . Researchers administered 400 milligrams of magnesium to a group of 100 participants for a period of 90 days. Chan: "The Nutrition Source: Sweet Potatoes", Journal of Medicinal Food: "Sweet Potato (Ipomoea Batatas [L.] Lam)--A Valuable Medicinal Food: A Review", MyFoodData: "Nutrition Facts for Sweet Potatoes", Harvard T.H. Unlike white potatoes that belong to the nightshade family, sweet potatoes are a member of the morning glory family. In contrast, sweet potatoes with purple-colored flesh are rich in anthocyanins, the compound that gives them their rich, vibrant color. Please note that some foods may not be suitable for some people and you are urged to seek the advice of a physician before beginning any weight loss effort or diet regimen. 1 serving of 3.9 ounces (about 1 potato) = 130 calories 1 tablespoon of olive oil = 120 calories Carotenoids may be beneficial in enhancing your immune system and contribute to eye health. Sweet Potato (Without Salt, Baked In Skin, Cooked), Sweet Potato (Without Skin, Cooked, Boiled), Birds Eye Riced Cauliflower with Italian Cheese. Purple potatoes contain a class of anthocyanins that may also keep your eyes healthy. For starters, they boast different antioxidants. One medium, 5-inch sweet potato, cooked, provides 23.6 grams or 8 percent of your daily value (DV) for carbs, according to the USDA. Eating one orange-fleshed potato will provide 730 percent of your DV for vitamin A, which could help prevent dry eyes, night blindness and reduce the risk of eye infections. Baked Purple Sweet Potato Fries Here's a fun and colorful way to eat your antioxidants, purple sweet potatoes tossed in the Savory Spice Blend . A German study, published in the journal MMW Fortschritte Der Medizin in December 2016, analyzed the association of magnesium intake with stress reduction.

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